:root{font-family:IBM Plex Sans,Avenir Next,sans-serif;color:#101828;background:linear-gradient(180deg,#f5f7f9,#eef2f6)}*{box-sizing:border-box}body{margin:0}.container{max-width:960px;margin:0 auto;padding:20px;display:grid;gap:16px}.card{border:1px solid #d0d5dd;border-radius:12px;background:#fff;padding:16px;display:grid;gap:10px}input,select,textarea,button{font:inherit;padding:10px;border-radius:8px;border:1px solid #d0d5dd}button{cursor:pointer;background:#0f766e;color:#fff;border:none}.row{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:8px}.error{color:#b42318}